1 citations
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January 2007 in “中国科学通报:英文版” Women's hair has more sulfur, and black hair has more calcium than white hair.
Coreopsis tinctoria Nutt. extract can effectively dye hair yellow or dark brown with good wash durability.
1 citations
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January 2020 in “Qucosa (Saxon State and University Library Dresden)” Fine hair on bovine leathers is hard to remove, lowering leather quality and value, but can be managed with specific processing methods.
October 2023 in “Biomimetics” The new hair-dyeing shampoo is safe, colors hair evenly, and strengthens it.
3 citations
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May 1964 in “Nature”
6 citations
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August 2012 in “The Journal of Pediatrics” A 12-year-old girl was diagnosed with monilethrix, a genetic condition causing fragile, beaded hair that breaks easily, with no effective treatment available.
June 2023 in “Zenodo (CERN European Organization for Nuclear Research)” 82 citations
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March 1992 in “Journal of Investigative Dermatology”
4 citations
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June 2021 in “Scientific Reports” Hair fiber shape and curvature are not significantly linked when ancestry is considered.
30 citations
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January 1999 in “Journal of Cutaneous Pathology” Spiny keratoderma may be ectopic hair formation on palms and soles.
10 citations
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December 2001 in “PubMed” The conclusion is that substances can penetrate hair fibers through multiple pathways, including both the cell membrane complex and the non-keratinous parts.
15 citations
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January 1988 Hair follicles have unique proteins that vary by species and are influenced by nutrition.
1 citations
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March 2000 in “Chemical & engineering news” Companies buy other businesses to stay trendy and meet consumer needs in hair care.
November 2011 in “Informa Healthcare eBooks” Environmental, chemical, mechanical, and personal health factors can all damage hair and contribute to hair loss or changes in hair quality.
3 citations
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October 2020 in “Dermatology Practical & Conceptual” Bubble hair damage is caused by high heat from styling tools, and trichoscopy helps diagnose it.
Polarized microscopy helps identify hair irregularities in genetic disorders.
Moisture makes hair flexible for reshaping during blowouts.
91 citations
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December 2000 in “The journal of cell biology/The Journal of cell biology” Scientists successfully created mouse hair proteins in the lab, which are stable and similar to natural hair.
1 citations
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January 2018 in “International Journal of Trichology” Circle hairs are harmless, spiral-shaped body hairs that don't need medical treatment.
January 2013 in “Wool textile journal”
1 citations
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February 2013 in “InTech eBooks” Genetic mutations cause various hair diseases, and whole genome sequencing may reveal more about these conditions.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
48 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
20 citations
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July 2005 in “Experimental dermatology” The fuzzy gene is crucial for controlling hair growth cycles.
1 citations
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December 2005 in “Journal of Biological Research - Bollettino della Società Italiana di Biologia Sperimentale” Ancient South American mummies' hair shows high sulfur, calcium, and potassium levels.
40 citations
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February 1994 in “Journal of Investigative Dermatology”
13 citations
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March 2019 in “Journal of cosmetic dermatology” Heat damages hair, with Asian hair losing more protein than Caucasian hair.
1 citations
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January 1997 in “Skin Pharmacology and Physiology” Premature infants have less elastic hair than full-term infants.
August 1989 in “Proceedings ... annual meeting, Electron Microscopy Society of America/Proceedings, annual meeting, Electron Microscopy Society of America” The research provided a detailed view of the non-keratinous parts of human hair fibers.
1 citations
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July 2023 in “Plastic and Aesthetic Nursing” Biotin and collagen may improve hair health.